Specify the interface to the device on the other side of the link. The following describes the typical case:
Short haul
Specify Short haul in the following instances:
· A PBX terminates the line into the building
· The network service provider has installed a smart jack at your site that implements a short haul interface. See your network service provider for this information.
Long haul
Specify Long haul in the following instances:
· This adapter terminates the line into the building
· The network service provider has installed a smart jack at your site that implements a long haul interface. See your network service provider for this information.